package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.validation.constraints.Max;
import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品相关接口")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /*新增菜品*/
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品");
         dishService.savewithFlavor(dishDTO);
         //清理缓存数据
        String key="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }
    /*菜品分页查询*/
    /*不需要加@RequestBody ，因为它是query形式而非json，即地址栏？这种，因此不加@RequestBody */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult>page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}", dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }
    /*批量删除菜品  加入@RequestParam 让MVC框架解析字符串 并根据逗号分隔，进行封装到集合对象种*/
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("菜品批量删除：{}",ids);
        dishService.deleteBatch(ids);
        //将所有的菜品缓存数据清理掉
         cleanCache("dish_*");
        return Result.success();
    }
// 根据id查询菜品及对应的口味数据 DishVO的设计和要求对应
    @GetMapping("/{id}")
    @ApiOperation("显示菜品")
    public Result<DishVO> findById(@PathVariable Long id) {
        log.info("根据id显示菜品：{}",id);
        DishVO dishVO=dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }
    /*x修改数据 json*/
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品：{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
         //将所有的菜品缓存数据清理掉
        cleanCache("dish_*");
      return Result.success();
    }
    /*菜品起售 停售*/
   @PostMapping("/status/{status}")
    @ApiOperation("菜品起售/停售")
    public Result updateStatus(@PathVariable Integer status, Long id) {
       log.info("菜品起售/停售:{},{}",status,id);
       dishService.updateStatus(status,id);
        //将所有的菜品缓存数据清理掉
         cleanCache("dish_*");
       return Result.success();
   }
   /*根据分类id查询菜品 因为一个分类下可能对应多个菜品 因此用list集合*/
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> findBycategoryId(Long categoryId) {
        log.info("根据分类id显示菜品：{}",categoryId);
        List<Dish>dishlist=dishService.getBycategoryId(categoryId);
        return Result.success(dishlist);
    }
    private void cleanCache(String pattern)
    {
         //将所有的菜品缓存数据清理掉
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }

}
